问题 解答题
算一算.
(1)
4
3
÷
8
9

(2)
4
9
÷
2
15

(3)
5
18
÷
5
6

(4)12÷
3
7
答案

(1)

4
3
÷
8
9

=

4
3
×
9
8

=

3
2

(2)

4
9
÷
2
15

=

4
9
×
15
2

=

10
3

(3)

5
18
÷
5
6

=

5
18
×
6
5

=

1
3

(4)12÷

3
7

=12×

7
3

=28.

单项选择题
单项选择题